XC+™ Durham Chelsea BootOur XC+ (Extreme Comfort) collection gets even more extreme, designed with advanced details of comfort, performance, and durability you told us you value. The Chelsea boot of your dreams, with a sleek, sophisticated look and all the comfort you could want all day long. Waterproof leather or suede upper with seam sealed construction keeps you dry even on soggy days. Leather lining. Double stretch gores and heel loop for pull on ease. XC Fit enhances